July 2009 was one of the coolest Julys on record

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
635 AM CDT SAT AUG 1 2009

...ONE OF THE COOLEST JULYS ON RECORD IN THE AREA...

AT THE REGULAR REPORTING CLIMATE SITES OF SIOUX FALLS...SIOUX
CITY...AND HURON...JULY AVERAGED OUT WITHIN THE TOP FIVE COOLEST
JULYS ON RECORD...GOING BACK TO THE LATE 1800S. THE FOLLOWING
ARE THE STATISTICS FOR EACH SITE...

AT SIOUX FALLS...IT WAS THE 4TH COOLEST JULY ON RECORD WITH AN
AVERAGE TEMPERATURE OF 68.6 DEGREES OR 4.4 DEGREES BELOW NORMAL.
THE AVERAGE DAILY HIGH OF 79.5 DEGREES TIED THE YEAR OF 1950 FOR
THE THIRD COOLEST AVERAGE MAXIMUM ON RECORD IN JULY. THE COOLEST
JULY ON RECORD WAS IN 1992 WITH A CHILLY AVERAGE OF 65.5 DEGREES.

AT SIOUX CITY...IT WAS THE 5TH COOLEST JULY ON RECORD WITH AN
AVERAGE TEMPERATURE OF 70.2 DEGREES... 4.4 DEGREES BELOW NORMAL.
MOST OF THIS WAS DUE TO THE AVERAGE DAILY LOW OF 58.7 DEGREES...
WHICH WAS THE SECOND COOLEST AVERAGE MINIMUM ON RECORD IN JULY.
THE COOLEST JULY ON RECORD WAS IN 1992 WITH AN AVERAGE OF 68.6
DEGREES.

AT HURON...IT WAS ALSO THE 5TH COOLEST JULY ON RECORD WITH AN
AVERAGE TEMPERATURE OF 68.5 DEGREES OR 4.9 DEGREES BELOW NORMAL.
THE COOLEST JULY ON RECORD WAS AGAIN IN THE VERY COOL JULY OF
1992 WITH AN AVERAGE OF 65.1 DEGREES.

$$
RYRHOLM



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